Spektrum Smart G2 Trail Pro LiPo Battery Overview
Spektrum Smart Technology is proud to introduce our lineup of Smart Trail Pro LiPo batteries designed to provide consistently higher voltage throughout the entire run of the battery under even the most extreme amperage loads.
Developed specifically for RC scalers and crawlers wanting maximum capacity and power, the new Spektrum Smart Trail Pro Series batteries deliver! The Pro series batteries allow for more capacity to be squeezed into the LiPo cells, allowing for larger mAh ratings when compared to similarly sized battery packs. The Trail Pro Series features a newly designed semi-hard case shell that is thinner and more lightweight, all the while staying rigid, durable, and impact resistant. In addition, the thinner case allows us to pack more mAh and higher C rated cells into limited spaces. This series lives alongside current Smart G1 and G2 batteries and is an upgrade to standard hardcase surface packs.
The Smart Trail Pro Series battery's benefits include longer battery life, better performance over the pack's life, and the peace of mind that comes from knowing your Smart battery is maintenance-free.
When a Smart Trail Pro Series battery is connected to a Spektrum Smart charger, its unique charging parameters and health information are uploaded to the charger from its integrated memory microchip. You can view and set preferences through the charger, such as charge rates, so all that's required to charge the pack is connecting it to your Smart charger. Smart technology takes care of the rest.
Spektrum Smart Trail Pro Series surface batteries store a wide variety of essential information, including:
- Battery Brand
- Battery Type
- Battery Capacity
- Battery C Rating
- Individual Cell Voltage
- Battery Temperature
- Charge/Discharge Cycles
Spektrum Smart Trail Pro Series surface batteries also maintain an error log, including incidents of overheating, over-discharge, and overcharging. This data can help ensure that the battery you've chosen is suitable for the application.
Innovative Spektrum Smart Trail Pro Series batteries are so easy to use that they nearly take care of themselves. Smart technology makes it easy to achieve peak battery performance, reliability, and longevity!
Spektrum Smart G2 Trail Pro LiPo Battery Features
- High-capacity packs in new Pro Series case style
- Powerful and consistent 50C Discharge Rate
- High-performance 3C max Charge rate for super-fast charge times without damaging the health of the pack
- Automatic Charging on Spektrum Smart charger reduces time and get you back to the trails fast
- Simpler and safer to use
- New semi-hardcase design is thinner, allowing for more capacity to be packed into each cell, while still providing protection to the battery even in the most aggressive trail machines
- Spektrum Smart charger required
Spektrum Smart G2 Family
Overview
The Spektrum Smart G2 Trail Pro 7.4V 1000mAh 2S 50C LiPo Battery is purpose-built for RC scalers and crawlers that demand maximum capacity and power in a lightweight, compact package. Developed specifically for off-road enthusiasts in the UK RC hobby scene, this battery combines innovative Smart Technology with a newly designed semi-hard polycarbonate case that delivers the highest performance whilst keeping weight to an absolute minimum. Whether you're tackling rocky trails, steep crawls, or extreme terrain in your RC scaler or crawler, this battery is engineered to provide consistently higher voltage throughout the entire run, even under the most demanding amperage loads.
What sets this battery apart from standard hardcase surface packs is the revolutionary semi-hard case design that is both thinner and more lightweight than traditional options, whilst remaining rigid, durable, and impact-resistant even in the most aggressive trail machines. This intelligent design allows Spektrum to pack more mAh and higher C-rated cells into the limited spaces of compact crawler platforms. The result is a battery that gives you more run time, more power, and more capability without adding unnecessary weight to your chassis—a critical advantage when every gram matters in competitive crawling and scaling.
The Smart G2 Trail Pro series is engineered to live alongside current Smart G1 and G2 batteries as an upgrade to standard hardcase surface packs, delivering longer battery life, better performance over the pack's lifespan, and the peace of mind that comes from knowing your Smart battery is essentially maintenance-free. This is the battery choice for serious RC crawler and scaler pilots across the UK who refuse to compromise on power, reliability, or technology.
Key Features
- Smart Technology Integration — When connected to a Spektrum Smart charger, this battery automatically uploads its unique charging parameters and health information from an integrated memory microchip, allowing the charger to optimise charging automatically without manual intervention, making it one of the most user-friendly batteries available for RC cars in the UK market.
- 50C Continuous Discharge Rate — The powerful 50C discharge rating ensures consistently strong performance even under extreme amperage loads, providing the sustained power that RC crawlers and scalers demand when tackling steep inclines and technical terrain.
- 3C Maximum Charge Rate — This high-performance charge rate allows super-fast charging times without compromising the health of the pack, so you can get back to the trails in minimal time whilst maintaining long-term battery longevity.
- Auto Storage Discharge Technology — The battery comes factory-programmed to automatically discharge to a safe storage voltage of 3.90V after 72 hours of inactivity, ensuring longer battery life and better performance over the pack's entire lifespan with zero manual intervention required.
- Semi-Hard Polycarbonate Case Design — The newly engineered case is thinner and more lightweight than traditional hardcase batteries, allowing more mAh to be squeezed into a compact, crawler-ready form factor whilst remaining rigid, durable, and impact-resistant against the rigours of trail abuse.
- Internal Balancing System — The integrated internal balancer with internal adapter eliminates the need for external balancing whilst ensuring each cell maintains optimal voltage during charge and discharge cycles, protecting cell health and maximising runtime.
- Data-Rich Memory Microchip — The integrated microchip stores vital information including battery brand, chemistry, cell count, capacity, charge/discharge cycles, C rating, battery temperature, and internal resistance, plus an error log tracking overheating, over-discharge, and overcharging incidents, so you can make informed decisions about battery condition and suitability.
- Flat Cell Configuration — The flat configuration makes this battery ideal for fitting into the tight spaces of compact RC scalers and crawlers, maximising internal chassis room whilst maintaining stable weight distribution.
- IC2 Connector Type — The IC2 connector provides reliable power delivery and smart data communication with compatible Spektrum Smart chargers, ensuring seamless integration with the Spektrum ecosystem.
- Integrated Charge Protection Circuitry — Built-in protection circuitry safeguards the battery against overcharging, over-discharging, and short circuits, providing peace of mind during every charge cycle.
Technical Performance
The Spektrum Smart G2 Trail Pro 1000mAh 2S LiPo battery delivers exceptional technical performance engineered specifically for RC crawlers and scalers. With a nominal voltage of 7.4V (2 cells at 3.7V per cell) and a capacity of 1000mAh, this battery provides the sustained power output needed for climbing steep grades and maintaining consistent torque delivery throughout extended trail runs. The 50C continuous discharge rating means the battery can safely deliver 50 amps of continuous current, making it ideal for high-torque crawler motors and demanding climbing situations where sustained amperage is essential. The maximum 3C charge rate (3000mA) allows charging speeds up to 3 amps without stressing cell chemistry, striking the perfect balance between fast charging and long-term battery health. Weighing just 65 grams (2.29 oz) with compact dimensions of 58mm length, 32mm height, and 20mm width, this battery fits comfortably into tight crawler chassis whilst maintaining the weight distribution essential for rock crawling and scaling applications. The semi-hard polycarbonate case design provides structural rigidity and impact protection without the weight penalty of traditional hardcase batteries, making it the ideal choice for weight-conscious builders. The internal balancing system ensures both cells remain at optimal voltage throughout the battery's lifespan, preventing cell degradation and extending overall battery life. When paired with a Spektrum Smart charger, the battery's data microchip enables automatic parameter upload, eliminating manual charging configuration and ensuring every charge is optimised for maximum performance and longevity.
What's in the Box
- 1x Spektrum 7.4V 1000mAh 2S 50C Smart G2 Trail Pro LiPo Battery with IC2 connector
What You Need to Complete
- Spektrum Smart Charger (required for charging and accessing Smart Technology features; standard chargers will not communicate with the battery's microchip)
- RC scaler or crawler vehicle compatible with 2S LiPo batteries (7.4V nominal)
- IC2 connector adapters if your vehicle uses a different connector type
Frequently Asked Questions
- What is Spektrum Smart Technology and why does this battery need a Smart charger? — Spektrum Smart Technology uses an integrated memory microchip to store critical battery data and communicate with compatible Smart chargers. When you plug the battery into a Spektrum Smart charger, it automatically uploads charging parameters, health information, and balancing data directly from the battery, allowing the charger to optimise every charge cycle for maximum performance and longevity. This means you never have to manually input charge rates or worry about incorrect charging settings—the battery and charger work together intelligently. Without a Smart charger, the battery can still be charged with a standard charger, but you'll lose these intelligent optimisation features.
- Is the Spektrum Smart G2 Trail Pro battery suitable for beginners? — Yes, this battery is excellent for beginners interested in RC crawlers and scalers. The Smart Technology actually makes it more beginner-friendly because the battery handles its own charging parameters when connected to a Spektrum Smart charger—you simply plug it in and the charger takes care of the rest. The integrated protection circuitry guards against overcharging and over-discharging, and the automatic storage discharge feature means you don't have to remember to discharge the battery for storage. However, beginners will need to invest in a Spektrum Smart charger to unlock these advantages.
- What capacity and voltage is this battery, and what vehicles will it power? — This is a 7.4V battery (2S LiPo configuration with 2 cells) with a capacity of 1000mAh. The voltage makes it suitable for most modern RC scalers and crawlers that accept 2S LiPo batteries. The 1000mAh capacity is typically ideal for compact crawlers and scalers where space is limited, such as axle-to-axle crawler builds and scale competition vehicles. If your vehicle has space for larger batteries, you might consider higher-capacity options, but if you're building a lightweight scaler or crawler where weight matters, this 1000mAh pack is an excellent choice.
- What does the 50C rating mean and why is it important for crawlers? — The 50C rating indicates the continuous discharge rate—this battery can safely deliver up to 50 amps of continuous current (1000mAh × 50C = 50A). For RC crawlers and scalers, this high C-rating is important because it allows the battery to deliver sustained power when climbing steep grades, tackling rocky terrain, or driving through demanding trail obstacles. Crawlers often require high torque output for extended periods, and the 50C rating ensures the battery can handle this demanding duty cycle without voltage sag or performance loss.
- How long does the battery take to charge, and can I charge it quickly? — This battery supports a maximum 3C charge rate, which means a 3-amp charge current is the fastest safe charging speed (3000mA for a 1000mAh battery). Using a Spektrum Smart charger set to this rate, you can fully charge the battery in approximately 20 minutes—significantly faster than lower C-rated packs. However, the Smart charger remembers your preferred charge rate, so you can customise it to suit your schedule; charging at lower rates (1C or 2C) will take longer but can extend long-term battery lifespan if you prefer to be more conservative.
- What is the automatic storage discharge feature and how does it work? — The battery comes factory-programmed to automatically discharge itself to a safe storage voltage of 3.90V per cell (7.80V total for this 2S pack) after 72 hours of inactivity. This intelligent feature ensures that if you leave the battery sitting in your toolbox or battery bag for an extended period, it won't remain fully charged—a condition that degrades lithium cells over time. The result is longer overall battery life and better performance when you return to the trails after time away. You can customise this auto-storage setting through a Spektrum Smart charger if you prefer different discharge timing or storage voltage.
- How does this battery compare to other Trail Pro series batteries from Spektrum? — The Trail Pro series is Spektrum's dedicated line for RC crawlers and scalers, featuring the innovative semi-hard polycarbonate case that is thinner and more lightweight than traditional hardcase batteries, allowing more mAh to be packed into compact spaces. This 1000mAh 2S option is the most compact in the Trail Pro range, making it ideal for weight-conscious builders and tight spaces. The Trail Pro series represents an upgrade to standard hardcase surface packs and sits alongside Spektrum's Smart G1 and G2 general-purpose batteries. If you need more capacity, Spektrum offers higher mAh options in the Trail Pro line; if you need different voltages (3S, 4S), you can explore other Spektrum Smart batteries.
- What connector type does this battery use, and is IC2 compatible with my charger? — This battery features an IC2 connector, which is Spektrum's proprietary smart connector that carries both power and data signals. The IC2 connector is compatible with all modern Spektrum Smart chargers and provides the intelligent data communication that makes Smart Technology work. If your charger or vehicle uses a different connector (such as XT60, Deans, or XT90), you will need an IC2-to-your-connector adapter cable to use this battery. Many UK RC retailers stock IC2 adapter cables for various connector types.
- What is the physical size and weight of this battery, and will it fit my crawler? — This battery measures 58mm in length, 32mm in height, and 20mm in width, with a weight of just 65 grams. The compact size and lightweight construction make it ideal for small crawlers and scalers where space and weight are at a premium. The flat cell configuration further aids fitment into tight chassis spaces. Before purchasing, compare these dimensions against your vehicle's battery compartment to ensure compatibility, or consult your vehicle's manual for recommended battery sizes.
Why Buy from RC Model Shop?
RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the SPM 7.4V 1000mAh 2S 50C Smart G2 Trail Pro LiPo Battery: IC2 O-SPMX-1049 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.
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